Dependable Heating, Plumbing, and Air Conditioning Services for Customers in Monkton, MD

Horizon has an established history of serving families in Monkton, MD. Our heating and air conditioning services help families stay comfortable no matter the season. Trained technicians can help with anything from servicing your heating to unclogging your pipes to replacing your air conditioner.

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We look forward to serving you today and are available 24/7 to take your call. How can we help you today?

Air Conditioning

Air conditioning is essential as the temperatures start to rise. We keep your AC up and running efficiently so that your cooling bills stay down.

Horizon’s friendly, professional staff can help with tune-ups, fixing a broken unit, replacing an old air conditioner, and installing a Nest Smart Home thermostat so you can control the temperature of your home from anywhere.


We aim to extend the life of your heater for as long as possible. We offer tune-ups and repairs to make sure your family stays cozy all winter. Our professional technicians will also provide transparent, up-front pricing to repair or replace your heater.


Horizon is known for our heating and air conditioning services, but we are also a full-service plumbing company. Contact us to fix your leaky pipe, unclog your drain, and repair your sump pump.

Our professional plumbers can offer a quote on the spot, so give us a call before a small clog becomes a big fix.

Horizon Loves Monkton

We’re a proud part of the community in 21111, located near local landmarks like the Ladew Topiary Gardens and Gunpowder Falls State Park. We’re part of the fabric of Monkton, MD, so we’re proud to offer local homeowners and families our friendly, reliable, and affordable services.

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